Home / 65,320.69-97,438.57-63,134.09

Finding the Fourth Proportional to 65,320.69, 97,438.57 and 63,134.09

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Solution

The fourth proportional to 65,320.69, 97,438.57 and 63,134.09 is: 94,176.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,320.69 : 97,438.57 = 63,134.09 : x
  2. Step 2: Convert to fraction form
    65,320.69/97,438.57 = 63,134.09/x
  3. Step 3: Cross multiply
    65,320.69x = 97,438.57 × 63,134.09
  4. Step 4: Simplify right side
    65,320.69x = 6,151,695,691.45
  5. Step 5: Solve for x
    x = 6,151,695,691.45/65,320.69
  6. Step 6: Final answer
    x = 94,176.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.